Getting past the Plane Cockpit level
Swing on the first vine then to the next one. When you are swinging on the second vine, look ahead for an opening on top of the plane. Jump onto the top of the plane, roll, and sweep kick the glass. Then, continue rolling in. After the scene, jump kick the cracked glass in front of you to continue to the Native Jungle.

Classic Pitfall 2: Lost Caverns mini-game
Hold L + R and press Left, Right, Left, Right, Y x3 at the title screen. A message will appear to confirm correct code entry. The "Lost Caverns" option will be unlocked at the "New Game/Load Game" screen. Alternately, buy all items from the Shamans and collect all Idols.